19.a. A transformer assembly that is completely equipped for 3900 kva service is commonly referred to as a A. dry transformer. B. CSP transformer. C. unit substation. D. rural-line transformer. 19.b. Comparing the transformer cores of core-form and shell-form transformers shows that the A. core form makes possible wider coils and better oil circulation. B. core form allows more flexible coil grouping. C. shell form is used exclusively in small low-voltage transformers. D. shell form provides lower reactance without increasing the transformer size.
19.a. A transformer assembly that is completely equipped for 3900 kva service is commonly referred to as a A. dry transformer. B. CSP transformer. C. unit substation. D. rural-line transformer. 19.b. Comparing the transformer cores of core-form and shell-form transformers shows that the A. core form makes possible wider coils and better oil circulation. B. core form allows more flexible coil grouping. C. shell form is used exclusively in small low-voltage transformers. D. shell form provides lower reactance without increasing the transformer size.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.35P: Consider a bank of this single-phase two-winding transformers whose high-voltage terminals are...
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19.a. A transformer assembly that is completely equipped for 3900 kva service is commonly referred to as a
A. dry transformer.
B. CSP transformer.
C. unit substation.
D. rural-line transformer.
19.b. Comparing the transformer cores of core-form and shell-form transformers shows that the
A. core form makes possible wider coils and better oil circulation.
B. core form allows more flexible coil grouping.
C. shell form is used exclusively in small low-voltage transformers.
D. shell form provides lower reactance without increasing the transformer size.
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